Back on Track Therapeutic Dog Rug, 49cm Back Length The Back on Track Dog Rug is Made From Fabric Which is Both Water Resistant and Breathable The Rug is Lined with Back on Track's Ceramic Infused Fabric and There are Reflectors on Both Sides of the Rug The Back on Track Dog Rug is Easily Adjusted for the Best Possible Fit Includes an Opening to Fasten a Leash and a Pull Tie at the Tail for Added Comfort